Matter

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Across
  1. 3. how compact something is
  2. 8. gas,solid,liquid,plasma
  3. 9. positively charged particles
  4. 12. A change that occurs when one or more substances change into entirely new substances with different properties.
  5. 14. when a liquid becomes a gas
  6. 15. a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.
Down
  1. 1. The amount of space occupied in an object
  2. 2. used to hold liquids and solid samples
  3. 4. a change that only affect the physical appearance of something
  4. 5. a change from one state (solid or liquid or gas) to another without a change in chemical composition
  5. 6. the basic unit of an element
  6. 7. An atom's central core, containing protons and neutrons.
  7. 10. a subatomic particle of about the same mass as a proton but without an electric charge, present in all atomic nuclei except those of ordinary hydrogen.
  8. 11. negatively charged particles
  9. 13. measures the volume of liquids